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XC9508 データシート(PDF) 2 Page - Torex Semiconductor

部品番号 XC9508
部品情報  Synchronous Step-Down DC/DC Converter with Built-In LDO Regulator in Series Plus Voltage Detector
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メーカー  TOREX [Torex Semiconductor]
ホームページ  http://www.torex.co.jp
Logo TOREX - Torex Semiconductor

XC9508 データシート(HTML) 2 Page - Torex Semiconductor

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XC9508 Series
DESIGNATOR
DESCRIPTION
SYMBOL
DESCRIPTION
Control Methods and
the VD Sense Pin
As chart below : -
②③
Setting Voltage &
Specifications
Internal
standard
: Setting voltage and specifications of each DC/DC,
VR, and VD (Based on the internal standard)
3
: 300kHz
6
: 600kHz
DC/DC Oscillation
Frequency
C
: 1.2MHz
A
: MSOP-10, Current limiter: 1.1A (TYP.)
Package &
DC/DC Current limit
D
: USP-10, Current limiter: 0.7A (TYP.)
R
: Embossed Tape, standard feed
Device Orientation
L
: Embossed Tape, reverse feed
SERIES
DC/DC CONTROL METHODS
MODE PINS (H LEVEL)
MODE PINS (L LEVEL)
A
PWM Control
VR: OFF
VR: ON
XC9508
C
PWM, PFM/PWM Manual Switch
PFM / PWM Switch
PWM Control
PIN NUMBER
PIN NAME
FUNCTION
1
PGND
Power Ground
2
CE
Chip Enable
3
VDD
Power Supply
4
VDOUT
VD Output
5
VDIN
VD Input
6
AGND
Analog Ground
7
MODE
Mode Switch
8
VROUT
VR Output
9
DCOUT
DC/DC Output Sense
10
LX
Switch
PIN CONFIGURATION
PIN ASSIGNMENT
PRODUCT CLASSIFICATION
Ordering Information
XC9508①②③④⑤⑥
The input for the voltage regulator block comes from the DC/DC.
PGND 1
CE 2
VDD 3
VDOUT 4
VDIN 5
10 LX
9 DCOUT
8 VROUT
7 MODE
6 AGND
*The dissipation pad for the USP-10 package
should be solder-plated in recommended
mount pattern and metal masking so as to
enhance
mounting
strength
and
heat
release. If the pad needs to be connected
to other pins, it should be connected to the
AGND pin.
USP-10 (BOTTOM VIEW)
Control Methods and MODE Pin
* The XC9508A series' MODE pin switches the regulator to the stand-by mode.
When the CE mode is off, every function except for the VD function enters into the stand-by mode.
(The MODE pin does not operate independently.)
MSOP-10 (TOP VIEW)


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